Author Question: The radiation source closest to us originates in A) medical treatments. B) all kinds of power ... (Read 21 times)

viki

  • Hero Member
  • *****
  • Posts: 525
The radiation source closest to us originates in
 
  A) medical treatments.
  B) all kinds of power plants.
  C) our own bodies.
  D) none of the above

Question 2

The focal lengths of the objective and eyepiece in a compound microscope are 0.50 cm and 2.00 cm, respectively. An object is placed at a distance of 0.52 cm from the objective.
 
  If the final image seen by the eye is at a distance of 25 cm from it, what is the magnification? A) -125
  B) -100
  C) -225
  D) -325
  E) -425



cuttiesgirl16

  • Sr. Member
  • ****
  • Posts: 345
Answer to Question 1

Answer: C

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

For a complete list of videos, visit our video library